| Election Name: | 1851 Ohio gubernatorial election |
| Country: | Ohio |
| Type: | Presidential |
| Ongoing: | no |
| Previous Election: | 1850 Ohio gubernatorial election |
| Previous Year: | 1850 |
| Next Election: | 1853 Ohio gubernatorial election |
| Next Year: | 1853 |
| Election Date: | 14 October 1851 |
| Nominee1: | Reuben Wood |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 145,654 |
| Percentage1: | 51.62% |
| Nominee2: | Samuel F. Vinton |
| Party2: | Whig Party (United States) |
| Popular Vote2: | 119,548 |
| Percentage2: | 42.37% |
| Nominee3: | Samuel Lewis |
| Party3: | Free Soil Party |
| Popular Vote3: | 16,918 |
| Percentage3: | 6.00% |
| Map Size: | 210px |
| Governor | |
| Before Election: | Reuben Wood |
| Before Party: | Democratic Party (United States) |
| After Election: | Reuben Wood |
| After Party: | Democratic Party (United States) |
The 1851 Ohio gubernatorial election was held on 14 October 1851, in order to elect the Governor of Ohio. Incumbent Democratic Governor Reuben Wood won re-election against Whig nominee and former member of the U.S. House of Representatives from Ohio's 12th district Samuel F. Vinton and Free Soil nominee Samuel Lewis.[1]
On election day, 14 October 1851, incumbent Democratic Governor Reuben Wood won re-election by a margin of 26,106 votes against his foremost opponent Whig nominee Samuel F. Vinton, thereby retaining Democratic control over the office of Governor. Wood was sworn in for his second term on 12 January 1852.[2]